Monitoring Fault

Vocabulary

(none)

Outline

Creep Meters

wire tie to post
- other wire tie to weight
If fault move weight move

Laser-Ranging Devices

use laser to detect
can detect small fault

Tiltmeter

use liquid determine
liquid move one side
if side of fault rise

Satellite Monitors

take pictures of fault
- waves bounce of ground

Monitoring risk in USA

geologist don't know when strike(earthquake)
geologists find active earthquakes
- active earthquakes are where earthquakes had happened
earthquakes will be where plates meet

Diagram